Names of prominent leaders in the world of digital currencies who have confirmed their attendance at the White House summit on cryptocurrencies. It is clear that the event will bring together heads of major companies and platforms in the industry, indicating that the summit will be pivotal for discussing the future of digital assets in the United States and possibly setting a new regulatory framework for digital currencies.

Key attendees and their roles:

• Brad Garlinghouse - CEO of Ripple (XRP), which may indicate discussions on the use of digital currencies in cross-border payments.

• Brian Armstrong - CEO of Coinbase, reflecting the importance of trading platforms in regulatory discussions.

• Michael Saylor - Founder and Chairman of MicroStrategy, known for his strong support of Bitcoin.

• Cameron & Tyler Winklevoss - Founders of the Gemini platform, indicating regulatory interest in compliant platforms.

• Vlad Tenev - CEO of Robinhood, representing the entrance of retail investors into the digital currency market.

Expectations from the summit:

• Establishing a regulatory framework for digital currencies in the United States.

• Discussing the role of digital currencies in the American economy, especially after the increasing adoption of Bitcoin by major companies.

• The possibility of regulating certain practices such as Bitcoin ETFs or stablecoins.

• The future of decentralized platforms and trading under the new laws.